#!/usr/bin/python3
# -*- coding: utf-8; tab-width: 4; indent-tabs-mode: t -*-

# Copyright (c) 2005-2023 Fpemud <fpemud@sina.com>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.

import os
import sys
import strict_pam


def usage():
    print('Usage:')
    print('   strict_pam list [--prefix=directory]')
    print('   strict_pam verify-and-show [directory]')


def die(msg):
    print(msg, file=sys.stderr)
    sys.exit(1)


if __name__ == '__main__':
    if len(sys.argv) <= 1:
        usage()
        sys.exit(1)

    if sys.argv[1] == "--help":
        usage()
        sys.exit(0)

    op = sys.argv[1]

    if len(sys.argv) > 1:
        dirPrefix = sys.argv[2]
    else:
        dirPrefix = "/"

    if op == "list":
        c = strict_pam.Context(dirPrefix)
        for name in c.get_service_name_list():
            print(name)
    elif op == "verify-and-show":
        c = strict_pam.Context(dirPrefix)
        for name in c.get_service_name_list():
            print("%s:" % (name))
            print("    %s " % (c.get_service(name)))
    else:
        die('Invalid operation.')
